Finding the Fourth Proportional to 35,443.12, 53,169.54 and 12,066.52

Step by Step Solution

1. Step 1: Write the proportion equation
   35,443.12 : 53,169.54 = 12,066.52 : x
2. Step 2: Convert to fraction form
   35,443.12/53,169.54 = 12,066.52/x
3. Step 3: Cross multiply
   35,443.12x = 53,169.54 × 12,066.52
4. Step 4: Simplify right side
   35,443.12x = 641,571,317.80
5. Step 5: Solve for x
   x = 641,571,317.80/35,443.12
6. Step 6: Final answer
   x = 18,101.43